Surveying The scale of the photography taken from a height of 300 m, with a camera of focal length 15 cm, is 1 : 10,000 1 : 15,000 1 : 30,000 1 : 20,000 1 : 10,000 1 : 15,000 1 : 30,000 1 : 20,000 ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following errors can be eliminated by taking mean of bot face observations ? error due to eccentricity of verniers error due to line of collimation not being perpendicular to horizontal axis error due to imperfect graduations error due to imperfect adjustment of plate levels error due to eccentricity of verniers error due to line of collimation not being perpendicular to horizontal axis error due to imperfect graduations error due to imperfect adjustment of plate levels ANSWER DOWNLOAD EXAMIANS APP
Surveying The main object of the astronomer to obtain Astronomical bearing All of these Astronomical latitude Astronomical longitude Astronomical bearing All of these Astronomical latitude Astronomical longitude ANSWER DOWNLOAD EXAMIANS APP
Surveying If α, H, A and δ be the altitude, hour angle, azimuth and declination of a circumpolar star at its elongation, in latitude λ, the following relation holds good All listed here sin A = cos δ/cos λ cos H = tan λ/tan δ sin α = sin λ/sin δ All listed here sin A = cos δ/cos λ cos H = tan λ/tan δ sin α = sin λ/sin δ ANSWER DOWNLOAD EXAMIANS APP
Surveying The shortest distance between two places measured along the surface of the earth, is None of these Length of the parallel between their longitudes Length of the arc of the great circle passing through them Length of the equator between their longitudes None of these Length of the parallel between their longitudes Length of the arc of the great circle passing through them Length of the equator between their longitudes ANSWER DOWNLOAD EXAMIANS APP
Surveying Assuming human normal vision distance 25 cm, smallest measurable angle 20", and intraocular distance 6.5 cm, the smallest depth to be discerned is 0.1 mm 1.00 mm 1.1 mm 0.5 mm 0.1 mm 1.00 mm 1.1 mm 0.5 mm ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS